/*
* This file is part of "JTA - Telnet/SSH for the JAVA(tm) platform".
*
* (c) Matthias L. Jugel, Marcus Meißner 1996-2005. All Rights Reserved.
*
* Please visit http://javatelnet.org/ for updates and contact.
*
* --LICENSE NOTICE--
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
* --LICENSE NOTICE--
*
*/
package de.mud.jta.plugin;
import de.mud.jta.Plugin;
import de.mud.jta.PluginConfig;
import de.mud.jta.FilterPlugin;
import de.mud.jta.VisualTransferPlugin;
import de.mud.jta.PluginBus;
import de.mud.jta.event.ConfigurationListener;
import de.mud.jta.event.OnlineStatusListener;
import de.mud.jta.event.TerminalTypeListener;
import de.mud.jta.event.WindowSizeListener;
import de.mud.jta.event.LocalEchoListener;
import de.mud.jta.event.FocusStatus;
import de.mud.jta.event.ReturnFocusListener;
import de.mud.jta.event.AppletListener;
import de.mud.jta.event.SoundRequest;
import de.mud.jta.event.TelnetCommandRequest;
import java.awt.Component;
import java.awt.Panel;
import java.awt.BorderLayout;
import java.awt.Menu;
import java.awt.MenuItem;
import java.awt.Dimension;
import java.awt.Font;
import java.awt.Color;
import java.awt.Scrollbar;
import java.awt.Cursor;
import java.awt.event.ActionListener;
import java.awt.event.ActionEvent;
import java.awt.event.FocusListener;
import java.awt.event.FocusEvent;
import java.awt.datatransfer.Clipboard;
import java.awt.datatransfer.StringSelection;
import java.awt.datatransfer.ClipboardOwner;
import java.awt.datatransfer.Transferable;
import java.awt.datatransfer.DataFlavor;
import java.io.IOException;
import java.io.InputStream;
import java.net.URL;
import java.net.MalformedURLException;
import java.util.Properties;
import java.util.Hashtable;
import java.util.Enumeration;
/**
* The terminal plugin represents the actual terminal where the
* data will be displayed and the gets the keyboard input to sent
* back to the remote host.
* <P>
* <B>Maintainer:</B> Matthias L. Jugel
*
* @version $Id: Sink.java 499 2005-09-29 08:24:54Z leo $
* @author Matthias L. Jugel, Marcus Mei�ner
*/
public class Sink extends Plugin
implements FilterPlugin, Runnable {
private final static int debug = 0;
private Thread reader = null;
public Sink(final PluginBus bus, final String id) {
super(bus, id);
// register an online status listener
bus.registerPluginListener(new OnlineStatusListener() {
public void online() {
if(debug > 0) System.err.println("Terminal: online "+reader);
if(reader == null) {
reader = new Thread();
reader.start();
}
}
public void offline() {
if(debug > 0) System.err.println("Terminal: offline");
if(reader != null)
reader = null;
}
});
}
/**
* Continuously read from our back end and drop the data.
*/
public void run() {
byte[] t, b = new byte[256];
int n = 0;
while(n >= 0) try {
n = read(b);
/* drop the bytes into the sink :) */
} catch(IOException e) {
reader = null;
break;
}
}
protected FilterPlugin source;
public void setFilterSource(FilterPlugin source) {
if(debug > 0) System.err.println("Terminal: connected to: "+source);
this.source = source;
}
public FilterPlugin getFilterSource() {
return source;
}
public int read(byte[] b) throws IOException {
return source.read(b);
}
public void write(byte[] b) throws IOException {
source.write(b);
}
}